Names
- Seminole Nation107
- Seminole Nation of Oklahoma89
- Seminole Nation of Oklahoma of Oklahoma1
- Senanayake, Dudley, 1911-19731
- Seneca-Cayuga Nation3
- Seneca-Cayuga Tribe of Oklahoma6
- Shawnee Indians5
- Shawnee Nation39
- Shawnee Tribe121
- Shimazu, S. Don1
- Shinseki, Eric K.5
- Shiroma, Herbert1
- Shrum Devine Donilon1
- Siciliano, Rocco C.1
- Silva, Kalena2
- Simpson, Alan K.1
- Sipple: Strategic Communications, Inc.5
- Siu, R. G. H. (Ralph Gun Hoy), 1917-19981
- Smith, Emily1
- Smith, Frederick A., Jr.1
